Home

An organised and differentiated cellular structure having cytoplasm but no nucleus is called _________.

A. vessels

B. xylem parenchyma

C. sieve tubes

D. tracheids

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. Sclerenchyma usually___________and_____________ protoplasts.
  2. A narrow layer of thin walled cells found between phloem/ bark and wood of a dicot is
  3. T.S. of monocot leaf is given below, certain parts have been marked by alphabets (A G). Which one is…
  4. Which of the following statement(s) is/are correct ?Uneven thickening of cell wall is characteristic…
  5. The apical meristem of the root is present
  6. Cork is formed from
  7. Identify types of vascular bundles in given figures A, B and C.
  8. A piece of wood having no vessels (trachea) must be belonged to
  9. Which one of the followings option shows the correct labelling of the parts marked as A, B, C and D…
  10. Match the followings and choose the correct optionColumn-IColumn-IIA. CuticleI. Guard cellsB. Bulliform…
  11. A vascular bundle in which the protoxylem is pointing to the periphery is called __________.
  12. Match the names of the structures given in column-I with the functions given in column-II, choose the…
  13. Lignin is the important constituent in the cell wall of
  14. Phellogen and phellem respectively denote
  15. In stems, the protoxylem lies towards the _____________ and the metaxylem lies towards the ____________…
  16. Which of the following are present in monocot root ?
  17. A plant tissue when stained showed the presence of hemicellulose and pectin in cells wall of its cells.…
  18. As secondary growth proceeds, in a dicot stem, the thickness of
  19. A tissue is a group of cells which are
  20. Cork cambium and vascular cambium are
  21. In an experiment, a student cut a transverse section of young stem of a plant which he has taken from…
  22. The trees growing in desert will
  23. Which one of the following option shows the correct labelling of the parts marked as A, B, C and D in…
  24. T.S. of dicot leaf passing through the midrib is given below. Certain parts have been marked by alphabets…
  25. An organised and differentiated cellular structure having cytoplasm but no nucleus is called _________.
  26. Read the following statements and answer the question.Cambium is very active and produces a large number…
  27. Trees at sea do not have annual rings because
  28. Cambium is considered as a lateral meristem because
  29. Apical, intercalary and lateral meristems are differentiated on the basis of
  30. In land plants, the guard cells differ from other epidermal cells in having